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Finding the Fourth Proportional to 50,906.00, 70,250.18 and 28,248.44

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Solution

The fourth proportional to 50,906.00, 70,250.18 and 28,248.44 is: 38,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,906.00 : 70,250.18 = 28,248.44 : x
  2. Step 2: Convert to fraction form
    50,906.00/70,250.18 = 28,248.44/x
  3. Step 3: Cross multiply
    50,906.00x = 70,250.18 × 28,248.44
  4. Step 4: Simplify right side
    50,906.00x = 1,984,457,502.23
  5. Step 5: Solve for x
    x = 1,984,457,502.23/50,906.00
  6. Step 6: Final answer
    x = 38,982.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.